Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
146536 (2001 SZ226)
Classification: Main-belt Asteroid          SPK-ID: 2146536
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06835339005575249 7.367e-08  
a 2.92050181014823 2.305e-08 au
q 2.720875610760637 2.1647e-07 au
i 3.334275316398995 4.8086e-06 deg
node 123.0573535505733 0.0001228 deg
peri 247.2021402072288 0.00012792 deg
M 270.8167330942749 4.0148e-05 deg
tp 2459452.112051567035
(2021-Aug-25.61205157)		 0.00020659 TDB
period 1822.991511804506
4.99		 2.1582e-05
5.909e-08		 d
yr
n .1974776062690772 2.3379e-09 deg/d
Q 3.120128009535823 2.4626e-08 au
   Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      10092 days (27.63 yr)  
   first obs. used      1991-10-04  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61316  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:38:01  

Additional Information
 Earth MOID = 1.72218 au 
 Jupiter MOID = 2.23657 au 
 T_jup = 3.274 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO436735  

146536 (2001 SZ226)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2039-Jun-12 05:32 00:05 Cybel 0.0305117873993832 0.0305068409450379 0.0305167338861683 2.02103837220546 2.02103827356075 2465951.730346273 4.7723052838762 251.588265347834 59.9310452565259 -12.1438674447569 23855.7238889865 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 08:38:06 2020-Feb-24 08:38
2109-May-20 11:18 00:26 Cybel 0.0215612787373123 0.0215518211501863 0.0215707402996588 1.52466403923785 1.52466385419712 2491495.970497450 26.1093926030378 660.754076221544 58.1209998726702 44.8206752676919 39140.9817451666 T 13 CATAB v2.0f-lin.ifort 2020-Feb-24 08:38:06 2020-Feb-24 08:38
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Feb-28 10:19 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin